The TSB released on August 15 is for the replacement of the 7″ Uconnect display (sales code UAG or UCG) to resolve phone issues – not pairing with radio or disconnects when attempting a second call during a drive cycle. This one applies to JL’s built on or after October 06, 2017 (MDH 1006XX) and on or before January 31, 2018 (MDH 0131XX).